CN219418938U - New energy electric vehicle and movable switch thereof - Google Patents

Abstract

The utility model discloses a new energy electric vehicle and a movable switch thereof, wherein the movable switch comprises a first magnet, a second magnet, a first conductor, a second conductor, a third conductor, a connecting rod, a first bracket and a second bracket, and by arranging a connecting component of the second magnet, the connecting rod and the first conductor, when a second magnet coil is electrified, the second magnet drives the connecting component to move towards the first magnet, the first conductor, the second conductor and the third conductor are conducted, when the first conductor, the second conductor and the third conductor flow through a large current, the second magnet drives the connecting component to move away from the first magnet rapidly, so that the contact among the first conductor, the second conductor and the third conductor can be disconnected rapidly in short circuit or large current, the connection components are not stuck together, and the safety of the new energy electric vehicle is improved.

Description

New energy electric vehicle and movable switch thereof

Technical Field

The utility model relates to the technical field of new energy electric vehicles, in particular to a new energy electric vehicle and a movable switch thereof.

Background

When overcurrent or short circuit occurs in the new energy electric vehicle in the prior art, the melting adhesion of the switch contact cannot be disconnected in a high-energy working state, and under the condition, the contact has no autonomous breaking function, and meanwhile, a fuse is fused, so that the new energy electric vehicle has potential safety hazards or cannot travel.

Disclosure of Invention

The embodiment of the utility model provides a new energy electric vehicle and a movable switch thereof, which are used for solving the problems that in the prior art, when the new energy electric vehicle is in overcurrent or short circuit, the switch cannot be disconnected, so that the new energy electric vehicle has potential safety hazard or cannot travel.

The first aspect of the embodiment of the utility model provides a movable switch of a new energy electric vehicle, which comprises a first magnet, a second magnet, a first conductor, a second conductor, a third conductor, a connecting rod, a first support and a second support, wherein a coil is wound on the second magnet, a first end of the second magnet is opposite to a first end of the first magnet, a second end of the second magnet is connected with the first conductor through the connecting rod and divides the surface of the first conductor into a first surface and a second surface, the connecting rod is further arranged between the second conductor and the third conductor, the first support supports the second conductor, the second support supports the third conductor, the first surface of the first conductor is opposite to the second surface of the second conductor and forms a first space, and the second surface of the first conductor is opposite to the second surface of the third conductor and forms a first space.

Preferably, when the coil is energized, an attractive force is formed between the first magnet and the second magnet, and the second magnet moves in a direction approaching the first magnet and contacts the first magnet, and brings the first surface of the first conductor into contact with the second surface of the second conductor and brings the second surface of the first conductor into contact with the second surface of the third conductor.

Preferably, when the first, second and third conductors flow a large current exceeding a preset current value, a repulsive force larger than the attractive force is formed between the first and second magnets, and the second magnet moves in a direction away from the first magnet and separates from the first magnet, and separates a first surface of the first conductor from a second surface of the second conductor, and separates a second surface of the first conductor from a second surface of the third conductor.

Preferably, the first magnet includes a rectangular frame, the rectangular frame includes first short horizontal pole, first vertical pole, first horizontal pole, second vertical pole and second short horizontal pole, the both ends of first horizontal pole are perpendicular respectively to be connected first end of first vertical pole with the first end of second vertical pole, first vertical pole with the second vertical pole sets up relatively, first short horizontal pole with the second short horizontal pole all with first horizontal pole sets up relatively, the first end of first short horizontal pole with the second end of first vertical pole is perpendicular to be connected, the second end of second short horizontal pole with the second end of second vertical pole is perpendicular to be connected, the second end of first short horizontal pole with form the breach between the first end of second short horizontal pole.

Preferably, the second magnet includes a second cross bar and a third vertical bar forming a T shape, the second cross bar includes a first surface, a second surface, a third surface and a fourth surface, the first surface of the second cross bar and the second surface of the second cross bar are located at two sides of the third vertical bar, the third surface of the second cross bar and the fourth surface of the second cross bar are located at two sides of the connecting bar, the first surface of the second cross bar is disposed opposite to the outer surface of the first short cross bar, the second surface of the second cross bar is disposed opposite to the outer surface of the second short cross bar, the third surface of the second cross bar is disposed opposite to the first surface of the second conductor, the fourth surface of the second cross bar is disposed opposite to the first surface of the third conductor, and the third vertical bar passes through the notch and is disposed opposite to the second surface of the first cross bar.

Preferably, a first contact portion is arranged on the first surface of the first conductor, a second contact portion is arranged on the second surface of the first conductor, a third contact portion is arranged on the second surface of the second conductor, and a fourth contact portion is arranged on the second surface of the third conductor.

Preferably, the distance between the first contact portion and the third contact portion, the distance between the first surface of the second rail and the outer surface of the first short rail, and the distance between the second surface of the first rail and the first end of the third longitudinal rail are equal.

Preferably, the materials of the first conductor, the second conductor and the third conductor are copper bars.

A second aspect of the embodiment of the present utility model provides a new energy electric vehicle, including the mobile switch provided in the first aspect.

The technical effects of the embodiment of the utility model are as follows: through setting up the coupling assembling of second magnet, connecting rod and first conductor, when first magnet coil circular telegram, the second magnet drives coupling assembling to first magnet motion, switch on between first conductor, second conductor and the third conductor, when first conductor, second conductor and third conductor flow through the heavy current, the second magnet drives coupling assembling and keeps away from first magnet motion fast, the contact between first conductor, second conductor and the third conductor can be disconnected fast when having realized short circuit or heavy current, can not glue and glue together, the security of new forms of energy electric motor car has been promoted.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments of the present utility model will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a mobile switch of a new energy electric vehicle according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a first magnet of a mobile switch of a new energy electric vehicle according to a second embodiment of the present utility model;

fig. 3 is a schematic diagram of a mobile switch of the new energy electric vehicle according to the second embodiment of the present utility model;

fig. 4 is a schematic diagram of magnetic induction lines of a second magnet of a mobile switch of the new energy electric vehicle according to the second embodiment of the present utility model;

in the figure: 101. a first magnet; 102. a second magnet; 103. a first conductor; 104. a second conductor; 105. a third conductor; 106. a connecting rod; 107. a first bracket; 108. a second bracket; 111. a first short rail; 112. a first longitudinal bar; 113. a first cross bar; 114. a second longitudinal bar; 115. a second short rail; 135. a first contact portion; 136. a second contact portion; 133. a third contact portion; 134. a fourth contact portion; 141. a second cross bar; 142. and a third vertical bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be understood that the present utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art. In the drawings, the dimensions and relative dimensions of layers and regions may be exaggerated for the same elements throughout for clarity.

It will be understood that when an element or layer is referred to as being "on" …, "" adjacent to "…," "connected to" or "coupled to" another element or layer, it can be directly on, adjacent to, connected to or coupled to the other element or layer, or intervening elements or layers may be present. In contrast, when an element is referred to as being "directly on" …, "" directly adjacent to "…," "directly connected to" or "directly coupled to" another element or layer, there are no intervening elements or layers present. It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the present utility model.

Spatially relative terms, such as "under …," "under …," "below," "under …," "above …," "above," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "under" or "beneath" other elements would then be oriented "on" the other elements or features. Thus, the exemplary terms "under …" and "under …" may include both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. As used herein, the term "and/or" includes any and all combinations of the associated listed items.

In the following description, for the purpose of providing a thorough understanding of the present utility model, detailed structures and steps are presented in order to illustrate the technical solution presented by the present utility model. Preferred embodiments of the present utility model are described in detail below, however, the present utility model may have other embodiments in addition to these detailed descriptions.

Example 1

The first embodiment of the utility model provides a movable switch of a new energy electric vehicle, which solves the problems that in the prior art, when the new energy electric vehicle is in overcurrent or short circuit, the switch cannot be disconnected, so that the new energy electric vehicle has potential safety hazard or cannot travel.

In the first technical solution provided in the present utility model, as shown in fig. 1, a mobile switch of a new energy electric vehicle is provided, the mobile switch includes a first magnet 101, a second magnet 102, a first conductor 103, a second conductor 104, a third conductor 105, a connecting rod 106, a first support 107 and a second support 108, a coil 109 is wound on the second magnet 101, a first end of the second magnet 102 is opposite to a first end of the first magnet 101, a second end of the second magnet 102 is connected to the first conductor 103 through the connecting rod 106, and divides a surface of the first conductor 103 into a first surface 131 and a second surface 132, the connecting rod 106 is further disposed between the second conductor 104 and the third conductor 105, the first support 107 supports the second conductor 104, the second support 108 supports the third conductor 105, the first surface 131 of the first conductor 103 is opposite to the second surface 128 of the second conductor 104 and forms a first space, and the second surface 132 of the first conductor 103 is opposite to the second surface 129 of the third conductor 105 and forms a first space.

Wherein when the coil 109 is energized, an attractive force is formed between the first magnet 101 and the second magnet 102, and the second magnet 102 moves in a direction approaching the first magnet 101 and contacts the first magnet 101, and brings the first surface 131 of the first conductor 103 into contact with the second surface 128 of the second conductor 104, and brings the second surface 132 of the first conductor 103 into contact with the second surface 129 of the third conductor 105. At this time, the moving switch is turned on, and a current flows through the moving switch through the second conductor 104, the first conductor 103, and the third conductor 105 in this order.

Wherein, when the first conductor 103, the second conductor 104 and the third conductor 105 flow a large current exceeding a preset current value, a repulsive force larger than an attractive force is formed between the first magnet 101 and the second magnet 102, the second magnet 102 moves away from the first magnet 101 and separates from the first magnet 101, and separates the first surface 131 of the first conductor 103 from the second surface 126 of the second conductor 104, and separates the second surface 132 of the first conductor 103 from the second surface 128 of the third conductor 105. The large current is a current exceeding a preset current value, for example, a short-circuit fault occurs in a circuit in the new energy electric vehicle, at this time, the current suddenly changes to a large current, and since the large current flows through the first conductor 103, the second conductor 104 and the third conductor 105, the large current generates a large amount of magnetic induction lines to pass through the coil, and in order to avoid the increase of the magnetic induction lines of the coil 109, a repulsive force is formed between the first magnet 101 and the second magnet 102, and when the repulsive force is larger than the attractive force, the second magnet 102 moves in a direction away from the first magnet 101, and at this time, the moving switch is turned off.

The first embodiment of the utility model has the technical effects that: through setting up the coupling assembling of second magnet, connecting rod and first conductor, when second magnet coil circular telegram, the second magnet drives coupling assembling to first magnet motion, switch on between first conductor, second conductor and the third conductor, when first conductor, second conductor and third conductor flow through the heavy current, the second magnet drives coupling assembling and keeps away from first magnet motion fast, the contact between first conductor, second conductor and the third conductor can be disconnected fast when having realized short circuit or heavy current, can not glue and glue together, the security of new forms of energy electric motor car has been promoted.

Example two

The second embodiment of the utility model provides a movable switch of a new energy electric vehicle, which solves the problem of how to realize quick on and off of the movable switch in the first embodiment.

According to the technical solution provided in the second embodiment of the present utility model, as shown in fig. 2, the first magnet 101 includes a rectangular frame, where the rectangular frame includes a first short cross bar 111, a first vertical bar 112, a first cross bar 113, a second vertical bar 114, and a second short cross bar 115, two ends of the first cross bar 113 are respectively connected to a first end of the first vertical bar 112 and a first end of the second vertical bar 114 vertically, the first vertical bar 112 and the second vertical bar 114 are opposite, the first short cross bar 111 and the second short cross bar 115 are opposite to the first cross bar 113, the first end of the first short cross bar 111 is vertically connected to a second end of the first vertical bar 112, the second end of the second short cross bar 115 is vertically connected to a second end of the second vertical bar 114, and a gap is formed between the second end of the first short cross bar 111 and the first end of the second short cross bar 115.

As shown in fig. 3, the second magnet 102 includes a second cross bar 141 and a third vertical bar 142 that form a T shape, the second cross bar 141 includes a first surface 121, a second surface 122, a third surface 123, and a fourth surface 124, the first surface 121 of the second cross bar 141 and the second surface 122 of the second cross bar 141 are located at two sides of the third vertical bar 142, the third surface 123 of the second cross bar 141 and the fourth surface 124 of the second cross bar 141 are located at two sides of the connecting bar 106, the first surface 121 of the second cross bar 141 is disposed opposite to the outer surface 143 of the first short cross bar 111, the second surface 122 of the second cross bar 141 is disposed opposite to the outer surface 144 of the second short cross bar 115, the third surface 123 of the second cross bar 141 is disposed opposite to the first surface 126 of the second conductor 104, the fourth surface 124 of the second cross bar 141 is disposed opposite to the first surface 127 of the third conductor 105, and the first end of the third vertical bar 142 is disposed opposite to the second surface 151 of the first cross bar 113 through a notch.

Wherein, the first surface 131 of the first conductor 103 is provided with a first contact portion 135, the second surface 132 of the first conductor 103 is provided with a second contact portion 136, the second surface 128 of the second conductor 104 is provided with a third contact portion 133, and the second surface 129 of the third conductor 105 is provided with a fourth contact portion 134.

Wherein the distance between the first contact portion 135 and the third contact portion 133, the distance between the first surface 121 of the second cross bar 141 and the outer surface of the first short cross bar 111, and the distance between the second surface 151 of the first cross bar 113 and the first end of the third longitudinal bar 142 are equal.

The material of the first conductor 103, the second conductor 104 and the third conductor 105 is copper bars.

The working process of the second embodiment is as follows: as shown in fig. 3, when the coil 109 is energized, the first magnet 101 and the second magnet 102 generate magnetism, and attract each other under the action of the magnetism. Since the first conductor 103 and the second magnet 102 are a fixed whole, the first conductor 103 contacts with the contacts on the second conductor 104 and the third conductor 105 respectively, and the switch closing function is completed.

As shown in fig. 4, after the switch is closed, if a short circuit occurs or a large current passes through, a large number of magnetic induction lines appear in the coil 109, in order to avoid the occurrence of a large number of magnetic induction lines, the two magnets repel each other under the action of a magnetic field, and the second magnet 102 drives the first conductor 103 to move, so that the first conductor 103 is separated from the contacts on the second conductor 104 and the third conductor 105 respectively, and the switch opening effect is completed. At this time, the repulsive force generated between the first magnet 101 and the second magnet 102 is far greater than the attractive force generated by energizing the coil 109 by the large current, so that the two magnets can be quickly separated, thereby quickly breaking the contacts and avoiding the contacts from being stuck together due to high heat.

The second embodiment of the utility model has the technical effects that: compared with the first embodiment, the cross-sectional area corresponding to the first magnet and the second magnet is increased, so that larger attraction force and repulsive force are generated between the first magnet and the second magnet, and quick attraction and separation between the first magnet and the second magnet are realized.

Example III

The third embodiment of the utility model provides a new energy electric vehicle, which comprises the movable switch provided by the first embodiment and the second embodiment.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims (9)

1. The utility model provides a new forms of energy electric motor car's movable switch, its characterized in that, movable switch includes first magnet, second magnet, first conductor, second conductor, third conductor, connecting rod, first support and second support, winding coil on the second magnet, the first end of second magnet with the first end of first magnet sets up relatively, the second end of second magnet passes through the connecting rod to be connected first conductor, the connecting rod will the surface of first conductor falls into first surface and second surface, the connecting rod still sets up between second conductor and the third conductor, first support supports the second conductor, the second support supports the third conductor, the first surface of first conductor with the second surface of second conductor sets up relatively and forms first interval, the second surface of first conductor with the second surface of third conductor sets up relatively and forms first interval.

2. The mobile switch of claim 1, wherein when said coil is energized, an attractive force is formed between said first magnet and said second magnet, said second magnet moves in a direction toward said first magnet and contacts said first magnet and brings a first surface of said first conductor into contact with a second surface of said second conductor and brings a second surface of said first conductor into contact with a second surface of said third conductor.

3. The mobile switch of claim 2, wherein when the first conductor, the second conductor, and the third conductor are subjected to a large current exceeding a preset current value, a repulsive force greater than the attractive force is formed between the first magnet and the second magnet, and the second magnet moves away from the first magnet and separates the first surface of the first conductor from the second surface of the second conductor and separates the second surface of the first conductor from the second surface of the third conductor.

4. The mobile switch of claim 1, wherein the first magnet comprises a rectangular frame, the rectangular frame comprises a first short cross bar, a first longitudinal bar, a first cross bar, a second longitudinal bar and a second short cross bar, two ends of the first cross bar are respectively and vertically connected with a first end of the first longitudinal bar and a first end of the second longitudinal bar, the first longitudinal bar and the second longitudinal bar are oppositely arranged, the first short cross bar and the second short cross bar are respectively and oppositely arranged, the first end of the first short cross bar is vertically connected with a second end of the first longitudinal bar, the second end of the second short cross bar is vertically connected with a second end of the second longitudinal bar, and a notch is formed between the second end of the first short cross bar and the first end of the second short cross bar.

5. The mobile switch of claim 4, wherein the second magnet comprises a second cross bar and a third cross bar forming a "T" shape, the third cross bar having a coil wound thereon, the second cross bar comprising a first surface, a second surface, a third surface, and a fourth surface, the first surface of the second cross bar and the second surface of the second cross bar being located on either side of the third cross bar, the third surface of the second cross bar and the fourth surface of the second cross bar being located on either side of the connecting bar, the first surface of the second cross bar being located opposite the outer surface of the first short cross bar, the second surface of the second cross bar being located opposite the outer surface of the second short cross bar, the third surface of the second cross bar being located opposite the first surface of the second conductor, the fourth surface of the second cross bar being located opposite the first surface of the third conductor, the first end of the third cross bar being located opposite the second surface of the first short cross bar through the notch.

6. The mobile switch of claim 5, wherein a first contact is provided on a first surface of the first conductor, a second contact is provided on a second surface of the first conductor, a third contact is provided on a second surface of the second conductor, and a fourth contact is provided on a second surface of the third conductor.

7. The mobile switch of claim 6, wherein a distance between the first contact and the third contact, a distance between the first surface of the second rail and the outer surface of the first short rail, and a distance between the second surface of the first rail and the first end of the third rail are equal.

8. The mobile switch of claim 1, wherein the material of the first conductor, the second conductor, and the third conductor is copper bars.

9. A new energy electric vehicle, characterized in that it comprises the mobile switch according to any one of claims 1 to 8.